Affection ↝ SEVENTEEN

Meet Song Nari, the troublemaker at school. She's anything but ordinary. She does everything she wants, even though it's dangerous. Along the way, she met Jeon Wonwoo. The guy who's known as the cold guy. The thing is, Wonwoo had never kissed anyone.
What if Nari accidentally steals his first kiss? What if he finds that kiss addictive?